74977420

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{397}}^1$

素因数の和:503

約数の個数: 96

約数和(自身を含む): 192568320

約数和(自身を除く): 117590900

約数列:

[1, 2, 4, 5, 7, 10, 14, 19, 20, 28, 35, 38, 70, 71, 76, 95, 133, 140, 142, 190, 266, 284, 355, 380, 397, 497, 532, 665, 710, 794, 994, 1330, 1349, 1420, 1588, 1985, 1988, 2485, 2660, 2698, 2779, 3970, 4970, 5396, 5558, 6745, 7543, 7940, 9443, 9940, 11116, 13490, 13895, 15086, 18886, 26980, 27790, 28187, 30172, 37715, 37772, 47215, 52801, 55580, 56374, 75430, 94430, 105602, 112748, 140935, 150860, 188860, 197309, 211204, 264005, 281870, 394618, 528010, 535553, 563740, 789236, 986545, 1056020, 1071106, 1973090, 2142212, 2677765, 3748871, 3946180, 5355530, 7497742, 10711060, 14995484, 18744355, 37488710, 74977420]

約数ペア:

[(1, 74977420), (2, 37488710), (4, 18744355), (5, 14995484), (7, 10711060), (10, 7497742), (14, 5355530), (19, 3946180), (20, 3748871), (28, 2677765), (35, 2142212), (38, 1973090), (70, 1071106), (71, 1056020), (76, 986545), (95, 789236), (133, 563740), (140, 535553), (142, 528010), (190, 394618), (266, 281870), (284, 264005), (355, 211204), (380, 197309), (397, 188860), (497, 150860), (532, 140935), (665, 112748), (710, 105602), (794, 94430), (994, 75430), (1330, 56374), (1349, 55580), (1420, 52801), (1588, 47215), (1985, 37772), (1988, 37715), (2485, 30172), (2660, 28187), (2698, 27790), (2779, 26980), (3970, 18886), (4970, 15086), (5396, 13895), (5558, 13490), (6745, 11116), (7543, 9940), (7940, 9443)]