51424660

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{17}}^2\times {\mathrm{31}}^1\times {\mathrm{41}}^1$

素因数の和:122

約数の個数: 144

約数和(自身を含む): 138636288

約数和(自身を除く): 87211628

約数列:

[1, 2, 4, 5, 7, 10, 14, 17, 20, 28, 31, 34, 35, 41, 62, 68, 70, 82, 85, 119, 124, 140, 155, 164, 170, 205, 217, 238, 287, 289, 310, 340, 410, 434, 476, 527, 574, 578, 595, 620, 697, 820, 868, 1054, 1085, 1148, 1156, 1190, 1271, 1394, 1435, 1445, 2023, 2108, 2170, 2380, 2542, 2635, 2788, 2870, 2890, 3485, 3689, 4046, 4340, 4879, 5084, 5270, 5740, 5780, 6355, 6970, 7378, 8092, 8897, 8959, 9758, 10115, 10540, 11849, 12710, 13940, 14756, 17794, 17918, 18445, 19516, 20230, 21607, 23698, 24395, 25420, 35588, 35836, 36890, 40460, 43214, 44485, 44795, 47396, 48790, 59245, 62713, 73780, 82943, 86428, 88970, 89590, 97580, 108035, 118490, 125426, 151249, 165886, 177940, 179180, 216070, 236980, 250852, 302498, 313565, 331772, 367319, 414715, 432140, 604996, 627130, 734638, 756245, 829430, 1254260, 1469276, 1512490, 1658860, 1836595, 2571233, 3024980, 3673190, 5142466, 7346380, 10284932, 12856165, 25712330, 51424660]

約数ペア:

[(1, 51424660), (2, 25712330), (4, 12856165), (5, 10284932), (7, 7346380), (10, 5142466), (14, 3673190), (17, 3024980), (20, 2571233), (28, 1836595), (31, 1658860), (34, 1512490), (35, 1469276), (41, 1254260), (62, 829430), (68, 756245), (70, 734638), (82, 627130), (85, 604996), (119, 432140), (124, 414715), (140, 367319), (155, 331772), (164, 313565), (170, 302498), (205, 250852), (217, 236980), (238, 216070), (287, 179180), (289, 177940), (310, 165886), (340, 151249), (410, 125426), (434, 118490), (476, 108035), (527, 97580), (574, 89590), (578, 88970), (595, 86428), (620, 82943), (697, 73780), (820, 62713), (868, 59245), (1054, 48790), (1085, 47396), (1148, 44795), (1156, 44485), (1190, 43214), (1271, 40460), (1394, 36890), (1435, 35836), (1445, 35588), (2023, 25420), (2108, 24395), (2170, 23698), (2380, 21607), (2542, 20230), (2635, 19516), (2788, 18445), (2870, 17918), (2890, 17794), (3485, 14756), (3689, 13940), (4046, 12710), (4340, 11849), (4879, 10540), (5084, 10115), (5270, 9758), (5740, 8959), (5780, 8897), (6355, 8092), (6970, 7378)]