171872030

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^3\times {\mathrm{37}}^1\times {\mathrm{349}}^1$

素因数の和:426

約数の個数: 64

約数和(自身を含む): 350481600

約数和(自身を除く): 178609570

約数列:

[1, 2, 5, 10, 11, 22, 37, 55, 74, 110, 121, 185, 242, 349, 370, 407, 605, 698, 814, 1210, 1331, 1745, 2035, 2662, 3490, 3839, 4070, 4477, 6655, 7678, 8954, 12913, 13310, 19195, 22385, 25826, 38390, 42229, 44770, 49247, 64565, 84458, 98494, 129130, 142043, 211145, 246235, 284086, 422290, 464519, 492470, 710215, 929038, 1420430, 1562473, 2322595, 3124946, 4645190, 7812365, 15624730, 17187203, 34374406, 85936015, 171872030]

約数ペア:

[(1, 171872030), (2, 85936015), (5, 34374406), (10, 17187203), (11, 15624730), (22, 7812365), (37, 4645190), (55, 3124946), (74, 2322595), (110, 1562473), (121, 1420430), (185, 929038), (242, 710215), (349, 492470), (370, 464519), (407, 422290), (605, 284086), (698, 246235), (814, 211145), (1210, 142043), (1331, 129130), (1745, 98494), (2035, 84458), (2662, 64565), (3490, 49247), (3839, 44770), (4070, 42229), (4477, 38390), (6655, 25826), (7678, 22385), (8954, 19195), (12913, 13310)]