31681572

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{47}}^1\times {\mathrm{149}}^1$

素因数の和:245

約数の個数: 96

約数和(自身を含む): 84672000

約数和(自身を除く): 52990428

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 29, 39, 47, 52, 58, 78, 87, 94, 116, 141, 149, 156, 174, 188, 282, 298, 348, 377, 447, 564, 596, 611, 754, 894, 1131, 1222, 1363, 1508, 1788, 1833, 1937, 2262, 2444, 2726, 3666, 3874, 4089, 4321, 4524, 5452, 5811, 7003, 7332, 7748, 8178, 8642, 11622, 12963, 14006, 16356, 17284, 17719, 21009, 23244, 25926, 28012, 35438, 42018, 51852, 53157, 56173, 70876, 84036, 91039, 106314, 112346, 168519, 182078, 203087, 212628, 224692, 273117, 337038, 364156, 406174, 546234, 609261, 674076, 812348, 1092468, 1218522, 2437044, 2640131, 5280262, 7920393, 10560524, 15840786, 31681572]

約数ペア:

[(1, 31681572), (2, 15840786), (3, 10560524), (4, 7920393), (6, 5280262), (12, 2640131), (13, 2437044), (26, 1218522), (29, 1092468), (39, 812348), (47, 674076), (52, 609261), (58, 546234), (78, 406174), (87, 364156), (94, 337038), (116, 273117), (141, 224692), (149, 212628), (156, 203087), (174, 182078), (188, 168519), (282, 112346), (298, 106314), (348, 91039), (377, 84036), (447, 70876), (564, 56173), (596, 53157), (611, 51852), (754, 42018), (894, 35438), (1131, 28012), (1222, 25926), (1363, 23244), (1508, 21009), (1788, 17719), (1833, 17284), (1937, 16356), (2262, 14006), (2444, 12963), (2726, 11622), (3666, 8642), (3874, 8178), (4089, 7748), (4321, 7332), (4524, 7003), (5452, 5811)]