173116780

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^2\times {\mathrm{61}}^1\times {\mathrm{491}}^1$

素因数の和:595

約数の個数: 72

約数和(自身を含む): 393318576

約数和(自身を除く): 220201796

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 61, 68, 85, 122, 170, 244, 289, 305, 340, 491, 578, 610, 982, 1037, 1156, 1220, 1445, 1964, 2074, 2455, 2890, 4148, 4910, 5185, 5780, 8347, 9820, 10370, 16694, 17629, 20740, 29951, 33388, 35258, 41735, 59902, 70516, 83470, 88145, 119804, 141899, 149755, 166940, 176290, 283798, 299510, 352580, 509167, 567596, 599020, 709495, 1018334, 1418990, 2036668, 2545835, 2837980, 5091670, 8655839, 10183340, 17311678, 34623356, 43279195, 86558390, 173116780]

約数ペア:

[(1, 173116780), (2, 86558390), (4, 43279195), (5, 34623356), (10, 17311678), (17, 10183340), (20, 8655839), (34, 5091670), (61, 2837980), (68, 2545835), (85, 2036668), (122, 1418990), (170, 1018334), (244, 709495), (289, 599020), (305, 567596), (340, 509167), (491, 352580), (578, 299510), (610, 283798), (982, 176290), (1037, 166940), (1156, 149755), (1220, 141899), (1445, 119804), (1964, 88145), (2074, 83470), (2455, 70516), (2890, 59902), (4148, 41735), (4910, 35258), (5185, 33388), (5780, 29951), (8347, 20740), (9820, 17629), (10370, 16694)]