200745460

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{47}}^1\times {\mathrm{83}}^2$

素因数の和:253

約数の個数: 72

約数和(自身を含む): 449842176

約数和(自身を除く): 249096716

約数列:

[1, 2, 4, 5, 10, 20, 31, 47, 62, 83, 94, 124, 155, 166, 188, 235, 310, 332, 415, 470, 620, 830, 940, 1457, 1660, 2573, 2914, 3901, 5146, 5828, 6889, 7285, 7802, 10292, 12865, 13778, 14570, 15604, 19505, 25730, 27556, 29140, 34445, 39010, 51460, 68890, 78020, 120931, 137780, 213559, 241862, 323783, 427118, 483724, 604655, 647566, 854236, 1067795, 1209310, 1295132, 1618915, 2135590, 2418620, 3237830, 4271180, 6475660, 10037273, 20074546, 40149092, 50186365, 100372730, 200745460]

約数ペア:

[(1, 200745460), (2, 100372730), (4, 50186365), (5, 40149092), (10, 20074546), (20, 10037273), (31, 6475660), (47, 4271180), (62, 3237830), (83, 2418620), (94, 2135590), (124, 1618915), (155, 1295132), (166, 1209310), (188, 1067795), (235, 854236), (310, 647566), (332, 604655), (415, 483724), (470, 427118), (620, 323783), (830, 241862), (940, 213559), (1457, 137780), (1660, 120931), (2573, 78020), (2914, 68890), (3901, 51460), (5146, 39010), (5828, 34445), (6889, 29140), (7285, 27556), (7802, 25730), (10292, 19505), (12865, 15604), (13778, 14570)]