520363520

素因数分解:

$2^9\times 5^1\times {\mathrm{31}}^1\times {\mathrm{79}}^1\times {\mathrm{83}}^1$

素因数の和:216

約数の個数: 160

約数和(自身を含む): 1319915520

約数和(自身を除く): 799552000

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 62, 64, 79, 80, 83, 124, 128, 155, 158, 160, 166, 248, 256, 310, 316, 320, 332, 395, 415, 496, 512, 620, 632, 640, 664, 790, 830, 992, 1240, 1264, 1280, 1328, 1580, 1660, 1984, 2449, 2480, 2528, 2560, 2573, 2656, 3160, 3320, 3968, 4898, 4960, 5056, 5146, 5312, 6320, 6557, 6640, 7936, 9796, 9920, 10112, 10292, 10624, 12245, 12640, 12865, 13114, 13280, 15872, 19592, 19840, 20224, 20584, 21248, 24490, 25280, 25730, 26228, 26560, 32785, 39184, 39680, 40448, 41168, 42496, 48980, 50560, 51460, 52456, 53120, 65570, 78368, 79360, 82336, 97960, 101120, 102920, 104912, 106240, 131140, 156736, 164672, 195920, 202240, 203267, 205840, 209824, 212480, 262280, 313472, 329344, 391840, 406534, 411680, 419648, 524560, 626944, 658688, 783680, 813068, 823360, 839296, 1016335, 1049120, 1253888, 1317376, 1567360, 1626136, 1646720, 1678592, 2032670, 2098240, 3134720, 3252272, 3293440, 3357184, 4065340, 4196480, 6269440, 6504544, 6586880, 8130680, 8392960, 13009088, 16261360, 16785920, 26018176, 32522720, 52036352, 65045440, 104072704, 130090880, 260181760, 520363520]

約数ペア:

[(1, 520363520), (2, 260181760), (4, 130090880), (5, 104072704), (8, 65045440), (10, 52036352), (16, 32522720), (20, 26018176), (31, 16785920), (32, 16261360), (40, 13009088), (62, 8392960), (64, 8130680), (79, 6586880), (80, 6504544), (83, 6269440), (124, 4196480), (128, 4065340), (155, 3357184), (158, 3293440), (160, 3252272), (166, 3134720), (248, 2098240), (256, 2032670), (310, 1678592), (316, 1646720), (320, 1626136), (332, 1567360), (395, 1317376), (415, 1253888), (496, 1049120), (512, 1016335), (620, 839296), (632, 823360), (640, 813068), (664, 783680), (790, 658688), (830, 626944), (992, 524560), (1240, 419648), (1264, 411680), (1280, 406534), (1328, 391840), (1580, 329344), (1660, 313472), (1984, 262280), (2449, 212480), (2480, 209824), (2528, 205840), (2560, 203267), (2573, 202240), (2656, 195920), (3160, 164672), (3320, 156736), (3968, 131140), (4898, 106240), (4960, 104912), (5056, 102920), (5146, 101120), (5312, 97960), (6320, 82336), (6557, 79360), (6640, 78368), (7936, 65570), (9796, 53120), (9920, 52456), (10112, 51460), (10292, 50560), (10624, 48980), (12245, 42496), (12640, 41168), (12865, 40448), (13114, 39680), (13280, 39184), (15872, 32785), (19592, 26560), (19840, 26228), (20224, 25730), (20584, 25280), (21248, 24490)]