42154730

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{421}}^1$

素因数の和:495

約数の個数: 64

約数和(自身を含む): 87505920

約数和(自身を除く): 45351190

約数列:

[1, 2, 5, 10, 17, 19, 31, 34, 38, 62, 85, 95, 155, 170, 190, 310, 323, 421, 527, 589, 646, 842, 1054, 1178, 1615, 2105, 2635, 2945, 3230, 4210, 5270, 5890, 7157, 7999, 10013, 13051, 14314, 15998, 20026, 26102, 35785, 39995, 50065, 65255, 71570, 79990, 100130, 130510, 135983, 221867, 247969, 271966, 443734, 495938, 679915, 1109335, 1239845, 1359830, 2218670, 2479690, 4215473, 8430946, 21077365, 42154730]

約数ペア:

[(1, 42154730), (2, 21077365), (5, 8430946), (10, 4215473), (17, 2479690), (19, 2218670), (31, 1359830), (34, 1239845), (38, 1109335), (62, 679915), (85, 495938), (95, 443734), (155, 271966), (170, 247969), (190, 221867), (310, 135983), (323, 130510), (421, 100130), (527, 79990), (589, 71570), (646, 65255), (842, 50065), (1054, 39995), (1178, 35785), (1615, 26102), (2105, 20026), (2635, 15998), (2945, 14314), (3230, 13051), (4210, 10013), (5270, 7999), (5890, 7157)]