97985380

素因数分解:

$2^2\times 5^1\times {\mathrm{131}}^1\times {\mathrm{149}}^1\times {\mathrm{251}}^1$

素因数の和:540

約数の個数: 48

約数和(自身を含む): 209563200

約数和(自身を除く): 111577820

約数列:

[1, 2, 4, 5, 10, 20, 131, 149, 251, 262, 298, 502, 524, 596, 655, 745, 1004, 1255, 1310, 1490, 2510, 2620, 2980, 5020, 19519, 32881, 37399, 39038, 65762, 74798, 78076, 97595, 131524, 149596, 164405, 186995, 195190, 328810, 373990, 390380, 657620, 747980, 4899269, 9798538, 19597076, 24496345, 48992690, 97985380]

約数ペア:

[(1, 97985380), (2, 48992690), (4, 24496345), (5, 19597076), (10, 9798538), (20, 4899269), (131, 747980), (149, 657620), (251, 390380), (262, 373990), (298, 328810), (502, 195190), (524, 186995), (596, 164405), (655, 149596), (745, 131524), (1004, 97595), (1255, 78076), (1310, 74798), (1490, 65762), (2510, 39038), (2620, 37399), (2980, 32881), (5020, 19519)]