165017380

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^3\times {\mathrm{6199}}^1$

素因数の和:6241

約数の個数: 48

約数和(自身を含む): 381225600

約数和(自身を除く): 216208220

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 121, 220, 242, 484, 605, 1210, 1331, 2420, 2662, 5324, 6199, 6655, 12398, 13310, 24796, 26620, 30995, 61990, 68189, 123980, 136378, 272756, 340945, 681890, 750079, 1363780, 1500158, 3000316, 3750395, 7500790, 8250869, 15001580, 16501738, 33003476, 41254345, 82508690, 165017380]

約数ペア:

[(1, 165017380), (2, 82508690), (4, 41254345), (5, 33003476), (10, 16501738), (11, 15001580), (20, 8250869), (22, 7500790), (44, 3750395), (55, 3000316), (110, 1500158), (121, 1363780), (220, 750079), (242, 681890), (484, 340945), (605, 272756), (1210, 136378), (1331, 123980), (2420, 68189), (2662, 61990), (5324, 30995), (6199, 26620), (6655, 24796), (12398, 13310)]