55357681840

素因数分解:

$2^4\times 5^1\times {\mathrm{163}}^1\times {\mathrm{2011}}^1\times {\mathrm{2111}}^1$

素因数の和:4298

約数の個数: 80

約数和(自身を含む): 129621989376

約数和(自身を除く): 74264307536

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 163, 326, 652, 815, 1304, 1630, 2011, 2111, 2608, 3260, 4022, 4222, 6520, 8044, 8444, 10055, 10555, 13040, 16088, 16888, 20110, 21110, 32176, 33776, 40220, 42220, 80440, 84440, 160880, 168880, 327793, 344093, 655586, 688186, 1311172, 1376372, 1638965, 1720465, 2622344, 2752744, 3277930, 3440930, 4245221, 5244688, 5505488, 6555860, 6881860, 8490442, 13111720, 13763720, 16980884, 21226105, 26223440, 27527440, 33961768, 42452210, 67923536, 84904420, 169808840, 339617680, 691971023, 1383942046, 2767884092, 3459855115, 5535768184, 6919710230, 11071536368, 13839420460, 27678840920, 55357681840]

約数ペア:

[(1, 55357681840), (2, 27678840920), (4, 13839420460), (5, 11071536368), (8, 6919710230), (10, 5535768184), (16, 3459855115), (20, 2767884092), (40, 1383942046), (80, 691971023), (163, 339617680), (326, 169808840), (652, 84904420), (815, 67923536), (1304, 42452210), (1630, 33961768), (2011, 27527440), (2111, 26223440), (2608, 21226105), (3260, 16980884), (4022, 13763720), (4222, 13111720), (6520, 8490442), (8044, 6881860), (8444, 6555860), (10055, 5505488), (10555, 5244688), (13040, 4245221), (16088, 3440930), (16888, 3277930), (20110, 2752744), (21110, 2622344), (32176, 1720465), (33776, 1638965), (40220, 1376372), (42220, 1311172), (80440, 688186), (84440, 655586), (160880, 344093), (168880, 327793)]