79711980

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{17}}^2\times {\mathrm{4597}}^1$

素因数の和:4643

約数の個数: 72

約数和(自身を含む): 237146448

約数和(自身を除く): 157434468

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 17, 20, 30, 34, 51, 60, 68, 85, 102, 170, 204, 255, 289, 340, 510, 578, 867, 1020, 1156, 1445, 1734, 2890, 3468, 4335, 4597, 5780, 8670, 9194, 13791, 17340, 18388, 22985, 27582, 45970, 55164, 68955, 78149, 91940, 137910, 156298, 234447, 275820, 312596, 390745, 468894, 781490, 937788, 1172235, 1328533, 1562980, 2344470, 2657066, 3985599, 4688940, 5314132, 6642665, 7971198, 13285330, 15942396, 19927995, 26570660, 39855990, 79711980]

約数ペア:

[(1, 79711980), (2, 39855990), (3, 26570660), (4, 19927995), (5, 15942396), (6, 13285330), (10, 7971198), (12, 6642665), (15, 5314132), (17, 4688940), (20, 3985599), (30, 2657066), (34, 2344470), (51, 1562980), (60, 1328533), (68, 1172235), (85, 937788), (102, 781490), (170, 468894), (204, 390745), (255, 312596), (289, 275820), (340, 234447), (510, 156298), (578, 137910), (867, 91940), (1020, 78149), (1156, 68955), (1445, 55164), (1734, 45970), (2890, 27582), (3468, 22985), (4335, 18388), (4597, 17340), (5780, 13791), (8670, 9194)]