208766350

素因数分解:

$2^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{509}}^1\times {\mathrm{631}}^1$

素因数の和:1165

約数の個数: 48

約数和(自身を含む): 419660640

約数和(自身を除く): 210894290

約数列:

[1, 2, 5, 10, 13, 25, 26, 50, 65, 130, 325, 509, 631, 650, 1018, 1262, 2545, 3155, 5090, 6310, 6617, 8203, 12725, 13234, 15775, 16406, 25450, 31550, 33085, 41015, 66170, 82030, 165425, 205075, 321179, 330850, 410150, 642358, 1605895, 3211790, 4175327, 8029475, 8350654, 16058950, 20876635, 41753270, 104383175, 208766350]

約数ペア:

[(1, 208766350), (2, 104383175), (5, 41753270), (10, 20876635), (13, 16058950), (25, 8350654), (26, 8029475), (50, 4175327), (65, 3211790), (130, 1605895), (325, 642358), (509, 410150), (631, 330850), (650, 321179), (1018, 205075), (1262, 165425), (2545, 82030), (3155, 66170), (5090, 41015), (6310, 33085), (6617, 31550), (8203, 25450), (12725, 16406), (13234, 15775)]