5078320

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{257}}^1$

素因数の和:302

約数の個数: 80

約数和(自身を含む): 13436640

約数和(自身を除く): 8358320

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 19, 20, 26, 38, 40, 52, 65, 76, 80, 95, 104, 130, 152, 190, 208, 247, 257, 260, 304, 380, 494, 514, 520, 760, 988, 1028, 1040, 1235, 1285, 1520, 1976, 2056, 2470, 2570, 3341, 3952, 4112, 4883, 4940, 5140, 6682, 9766, 9880, 10280, 13364, 16705, 19532, 19760, 20560, 24415, 26728, 33410, 39064, 48830, 53456, 63479, 66820, 78128, 97660, 126958, 133640, 195320, 253916, 267280, 317395, 390640, 507832, 634790, 1015664, 1269580, 2539160, 5078320]

約数ペア:

[(1, 5078320), (2, 2539160), (4, 1269580), (5, 1015664), (8, 634790), (10, 507832), (13, 390640), (16, 317395), (19, 267280), (20, 253916), (26, 195320), (38, 133640), (40, 126958), (52, 97660), (65, 78128), (76, 66820), (80, 63479), (95, 53456), (104, 48830), (130, 39064), (152, 33410), (190, 26728), (208, 24415), (247, 20560), (257, 19760), (260, 19532), (304, 16705), (380, 13364), (494, 10280), (514, 9880), (520, 9766), (760, 6682), (988, 5140), (1028, 4940), (1040, 4883), (1235, 4112), (1285, 3952), (1520, 3341), (1976, 2570), (2056, 2470)]