25910420

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^2\times {\mathrm{31}}^1\times {\mathrm{79}}^1$

素因数の和:165

約数の個数: 72

約数和(自身を含む): 59458560

約数和(自身を除く): 33548140

約数列:

[1, 2, 4, 5, 10, 20, 23, 31, 46, 62, 79, 92, 115, 124, 155, 158, 230, 310, 316, 395, 460, 529, 620, 713, 790, 1058, 1426, 1580, 1817, 2116, 2449, 2645, 2852, 3565, 3634, 4898, 5290, 7130, 7268, 9085, 9796, 10580, 12245, 14260, 16399, 18170, 24490, 32798, 36340, 41791, 48980, 56327, 65596, 81995, 83582, 112654, 163990, 167164, 208955, 225308, 281635, 327980, 417910, 563270, 835820, 1126540, 1295521, 2591042, 5182084, 6477605, 12955210, 25910420]

約数ペア:

[(1, 25910420), (2, 12955210), (4, 6477605), (5, 5182084), (10, 2591042), (20, 1295521), (23, 1126540), (31, 835820), (46, 563270), (62, 417910), (79, 327980), (92, 281635), (115, 225308), (124, 208955), (155, 167164), (158, 163990), (230, 112654), (310, 83582), (316, 81995), (395, 65596), (460, 56327), (529, 48980), (620, 41791), (713, 36340), (790, 32798), (1058, 24490), (1426, 18170), (1580, 16399), (1817, 14260), (2116, 12245), (2449, 10580), (2645, 9796), (2852, 9085), (3565, 7268), (3634, 7130), (4898, 5290)]