20175761535

素因数分解:

$3^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{73}}^1\times {\mathrm{347}}^1\times {\mathrm{1831}}^1$

素因数の和:2288

約数の個数: 64

約数和(自身を含む): 33967918080

約数和(自身を除く): 13792156545

約数列:

[1, 3, 5, 15, 29, 73, 87, 145, 219, 347, 365, 435, 1041, 1095, 1735, 1831, 2117, 5205, 5493, 6351, 9155, 10063, 10585, 25331, 27465, 30189, 31755, 50315, 53099, 75993, 126655, 133663, 150945, 159297, 265495, 379965, 400989, 635357, 668315, 734599, 796485, 1906071, 2004945, 2203797, 3176785, 3672995, 3876227, 9530355, 11018985, 11628681, 18425353, 19381135, 46381061, 55276059, 58143405, 92126765, 139143183, 231905305, 276380295, 695715915, 1345050769, 4035152307, 6725253845, 20175761535]

約数ペア:

[(1, 20175761535), (3, 6725253845), (5, 4035152307), (15, 1345050769), (29, 695715915), (73, 276380295), (87, 231905305), (145, 139143183), (219, 92126765), (347, 58143405), (365, 55276059), (435, 46381061), (1041, 19381135), (1095, 18425353), (1735, 11628681), (1831, 11018985), (2117, 9530355), (5205, 3876227), (5493, 3672995), (6351, 3176785), (9155, 2203797), (10063, 2004945), (10585, 1906071), (25331, 796485), (27465, 734599), (30189, 668315), (31755, 635357), (50315, 400989), (53099, 379965), (75993, 265495), (126655, 159297), (133663, 150945)]