82918400

素因数分解:

$2^{10}\times 5^2\times {\mathrm{41}}^1\times {\mathrm{79}}^1$

素因数の和:150

約数の個数: 132

約数和(自身を含む): 213215520

約数和(自身を除く): 130297120

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 41, 50, 64, 79, 80, 82, 100, 128, 158, 160, 164, 200, 205, 256, 316, 320, 328, 395, 400, 410, 512, 632, 640, 656, 790, 800, 820, 1024, 1025, 1264, 1280, 1312, 1580, 1600, 1640, 1975, 2050, 2528, 2560, 2624, 3160, 3200, 3239, 3280, 3950, 4100, 5056, 5120, 5248, 6320, 6400, 6478, 6560, 7900, 8200, 10112, 10496, 12640, 12800, 12956, 13120, 15800, 16195, 16400, 20224, 20992, 25280, 25600, 25912, 26240, 31600, 32390, 32800, 40448, 41984, 50560, 51824, 52480, 63200, 64780, 65600, 80896, 80975, 101120, 103648, 104960, 126400, 129560, 131200, 161950, 202240, 207296, 209920, 252800, 259120, 262400, 323900, 404480, 414592, 505600, 518240, 524800, 647800, 829184, 1011200, 1036480, 1049600, 1295600, 1658368, 2022400, 2072960, 2591200, 3316736, 4145920, 5182400, 8291840, 10364800, 16583680, 20729600, 41459200, 82918400]

約数ペア:

[(1, 82918400), (2, 41459200), (4, 20729600), (5, 16583680), (8, 10364800), (10, 8291840), (16, 5182400), (20, 4145920), (25, 3316736), (32, 2591200), (40, 2072960), (41, 2022400), (50, 1658368), (64, 1295600), (79, 1049600), (80, 1036480), (82, 1011200), (100, 829184), (128, 647800), (158, 524800), (160, 518240), (164, 505600), (200, 414592), (205, 404480), (256, 323900), (316, 262400), (320, 259120), (328, 252800), (395, 209920), (400, 207296), (410, 202240), (512, 161950), (632, 131200), (640, 129560), (656, 126400), (790, 104960), (800, 103648), (820, 101120), (1024, 80975), (1025, 80896), (1264, 65600), (1280, 64780), (1312, 63200), (1580, 52480), (1600, 51824), (1640, 50560), (1975, 41984), (2050, 40448), (2528, 32800), (2560, 32390), (2624, 31600), (3160, 26240), (3200, 25912), (3239, 25600), (3280, 25280), (3950, 20992), (4100, 20224), (5056, 16400), (5120, 16195), (5248, 15800), (6320, 13120), (6400, 12956), (6478, 12800), (6560, 12640), (7900, 10496), (8200, 10112)]