73782890

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{431}}^1$

素因数の和:527

約数の個数: 64

約数和(自身を含む): 151165440

約数和(自身を除く): 77382550

約数列:

[1, 2, 5, 10, 17, 19, 34, 38, 53, 85, 95, 106, 170, 190, 265, 323, 431, 530, 646, 862, 901, 1007, 1615, 1802, 2014, 2155, 3230, 4310, 4505, 5035, 7327, 8189, 9010, 10070, 14654, 16378, 17119, 22843, 34238, 36635, 40945, 45686, 73270, 81890, 85595, 114215, 139213, 171190, 228430, 278426, 388331, 434017, 696065, 776662, 868034, 1392130, 1941655, 2170085, 3883310, 4340170, 7378289, 14756578, 36891445, 73782890]

約数ペア:

[(1, 73782890), (2, 36891445), (5, 14756578), (10, 7378289), (17, 4340170), (19, 3883310), (34, 2170085), (38, 1941655), (53, 1392130), (85, 868034), (95, 776662), (106, 696065), (170, 434017), (190, 388331), (265, 278426), (323, 228430), (431, 171190), (530, 139213), (646, 114215), (862, 85595), (901, 81890), (1007, 73270), (1615, 45686), (1802, 40945), (2014, 36635), (2155, 34238), (3230, 22843), (4310, 17119), (4505, 16378), (5035, 14654), (7327, 10070), (8189, 9010)]