201757660

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{89}}^1\times {\mathrm{8719}}^1$

素因数の和:8830

約数の個数: 48

約数和(自身を含む): 461462400

約数和(自身を除く): 259704740

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 89, 130, 178, 260, 356, 445, 890, 1157, 1780, 2314, 4628, 5785, 8719, 11570, 17438, 23140, 34876, 43595, 87190, 113347, 174380, 226694, 453388, 566735, 775991, 1133470, 1551982, 2266940, 3103964, 3879955, 7759910, 10087883, 15519820, 20175766, 40351532, 50439415, 100878830, 201757660]

約数ペア:

[(1, 201757660), (2, 100878830), (4, 50439415), (5, 40351532), (10, 20175766), (13, 15519820), (20, 10087883), (26, 7759910), (52, 3879955), (65, 3103964), (89, 2266940), (130, 1551982), (178, 1133470), (260, 775991), (356, 566735), (445, 453388), (890, 226694), (1157, 174380), (1780, 113347), (2314, 87190), (4628, 43595), (5785, 34876), (8719, 23140), (11570, 17438)]