258584830

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{131}}^1\times {\mathrm{163}}^1\times {\mathrm{173}}^1$

素因数の和:481

約数の個数: 64

約数和(自身を含む): 542412288

約数和(自身を除く): 283827458

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 131, 163, 173, 262, 326, 346, 655, 815, 865, 917, 1141, 1211, 1310, 1630, 1730, 1834, 2282, 2422, 4585, 5705, 6055, 9170, 11410, 12110, 21353, 22663, 28199, 42706, 45326, 56398, 106765, 113315, 140995, 149471, 158641, 197393, 213530, 226630, 281990, 298942, 317282, 394786, 747355, 793205, 986965, 1494710, 1586410, 1973930, 3694069, 7388138, 18470345, 25858483, 36940690, 51716966, 129292415, 258584830]

約数ペア:

[(1, 258584830), (2, 129292415), (5, 51716966), (7, 36940690), (10, 25858483), (14, 18470345), (35, 7388138), (70, 3694069), (131, 1973930), (163, 1586410), (173, 1494710), (262, 986965), (326, 793205), (346, 747355), (655, 394786), (815, 317282), (865, 298942), (917, 281990), (1141, 226630), (1211, 213530), (1310, 197393), (1630, 158641), (1730, 149471), (1834, 140995), (2282, 113315), (2422, 106765), (4585, 56398), (5705, 45326), (6055, 42706), (9170, 28199), (11410, 22663), (12110, 21353)]