477399725

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{149}}^1\times {\mathrm{191}}^1$

素因数の和:422

約数の個数: 48

約数和(自身を含む): 664243200

約数和(自身を除く): 186843475

約数列:

[1, 5, 11, 25, 55, 61, 149, 191, 275, 305, 671, 745, 955, 1525, 1639, 2101, 3355, 3725, 4775, 8195, 9089, 10505, 11651, 16775, 28459, 40975, 45445, 52525, 58255, 99979, 128161, 142295, 227225, 291275, 313049, 499895, 640805, 711475, 1565245, 1735999, 2499475, 3204025, 7826225, 8679995, 19095989, 43399975, 95479945, 477399725]

約数ペア:

[(1, 477399725), (5, 95479945), (11, 43399975), (25, 19095989), (55, 8679995), (61, 7826225), (149, 3204025), (191, 2499475), (275, 1735999), (305, 1565245), (671, 711475), (745, 640805), (955, 499895), (1525, 313049), (1639, 291275), (2101, 227225), (3355, 142295), (3725, 128161), (4775, 99979), (8195, 58255), (9089, 52525), (10505, 45445), (11651, 40975), (16775, 28459)]