1556739650

素因数分解:

$2^1\times 5^2\times {\mathrm{163}}^1\times {\mathrm{251}}^1\times {\mathrm{761}}^1$

素因数の和:1187

約数の個数: 48

約数和(自身を含む): 2928750048

約数和(自身を除く): 1372010398

約数列:

[1, 2, 5, 10, 25, 50, 163, 251, 326, 502, 761, 815, 1255, 1522, 1630, 2510, 3805, 4075, 6275, 7610, 8150, 12550, 19025, 38050, 40913, 81826, 124043, 191011, 204565, 248086, 382022, 409130, 620215, 955055, 1022825, 1240430, 1910110, 2045650, 3101075, 4775275, 6202150, 9550550, 31134793, 62269586, 155673965, 311347930, 778369825, 1556739650]

約数ペア:

[(1, 1556739650), (2, 778369825), (5, 311347930), (10, 155673965), (25, 62269586), (50, 31134793), (163, 9550550), (251, 6202150), (326, 4775275), (502, 3101075), (761, 2045650), (815, 1910110), (1255, 1240430), (1522, 1022825), (1630, 955055), (2510, 620215), (3805, 409130), (4075, 382022), (6275, 248086), (7610, 204565), (8150, 191011), (12550, 124043), (19025, 81826), (38050, 40913)]