72192800

素因数分解:

$2^5\times 5^2\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{71}}^1$

素因数の和:163

約数の個数: 144

約数和(自身を含む): 188987904

約数和(自身を除く): 116795104

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 31, 32, 40, 41, 50, 62, 71, 80, 82, 100, 124, 142, 155, 160, 164, 200, 205, 248, 284, 310, 328, 355, 400, 410, 496, 568, 620, 656, 710, 775, 800, 820, 992, 1025, 1136, 1240, 1271, 1312, 1420, 1550, 1640, 1775, 2050, 2201, 2272, 2480, 2542, 2840, 2911, 3100, 3280, 3550, 4100, 4402, 4960, 5084, 5680, 5822, 6200, 6355, 6560, 7100, 8200, 8804, 10168, 11005, 11360, 11644, 12400, 12710, 14200, 14555, 16400, 17608, 20336, 22010, 23288, 24800, 25420, 28400, 29110, 31775, 32800, 35216, 40672, 44020, 46576, 50840, 55025, 56800, 58220, 63550, 70432, 72775, 88040, 90241, 93152, 101680, 110050, 116440, 127100, 145550, 176080, 180482, 203360, 220100, 232880, 254200, 291100, 352160, 360964, 440200, 451205, 465760, 508400, 582200, 721928, 880400, 902410, 1016800, 1164400, 1443856, 1760800, 1804820, 2256025, 2328800, 2887712, 3609640, 4512050, 7219280, 9024100, 14438560, 18048200, 36096400, 72192800]

約数ペア:

[(1, 72192800), (2, 36096400), (4, 18048200), (5, 14438560), (8, 9024100), (10, 7219280), (16, 4512050), (20, 3609640), (25, 2887712), (31, 2328800), (32, 2256025), (40, 1804820), (41, 1760800), (50, 1443856), (62, 1164400), (71, 1016800), (80, 902410), (82, 880400), (100, 721928), (124, 582200), (142, 508400), (155, 465760), (160, 451205), (164, 440200), (200, 360964), (205, 352160), (248, 291100), (284, 254200), (310, 232880), (328, 220100), (355, 203360), (400, 180482), (410, 176080), (496, 145550), (568, 127100), (620, 116440), (656, 110050), (710, 101680), (775, 93152), (800, 90241), (820, 88040), (992, 72775), (1025, 70432), (1136, 63550), (1240, 58220), (1271, 56800), (1312, 55025), (1420, 50840), (1550, 46576), (1640, 44020), (1775, 40672), (2050, 35216), (2201, 32800), (2272, 31775), (2480, 29110), (2542, 28400), (2840, 25420), (2911, 24800), (3100, 23288), (3280, 22010), (3550, 20336), (4100, 17608), (4402, 16400), (4960, 14555), (5084, 14200), (5680, 12710), (5822, 12400), (6200, 11644), (6355, 11360), (6560, 11005), (7100, 10168), (8200, 8804)]