78077657450

素因数分解:

$2^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{89}}^1\times {\mathrm{643}}^1\times {\mathrm{2099}}^1$

素因数の和:2856

約数の個数: 96

約数和(自身を含む): 158474232000

約数和(自身を除く): 80396574550

約数列:

[1, 2, 5, 10, 13, 25, 26, 50, 65, 89, 130, 178, 325, 445, 643, 650, 890, 1157, 1286, 2099, 2225, 2314, 3215, 4198, 4450, 5785, 6430, 8359, 10495, 11570, 16075, 16718, 20990, 27287, 28925, 32150, 41795, 52475, 54574, 57227, 57850, 83590, 104950, 114454, 136435, 186811, 208975, 272870, 286135, 373622, 417950, 572270, 682175, 743951, 934055, 1349657, 1364350, 1430675, 1487902, 1868110, 2428543, 2699314, 2861350, 3719755, 4670275, 4857086, 6748285, 7439510, 9340550, 12142715, 13496570, 17545541, 18598775, 24285430, 33741425, 35091082, 37197550, 60713575, 67482850, 87727705, 120119473, 121427150, 175455410, 240238946, 438638525, 600597365, 877277050, 1201194730, 1561553149, 3002986825, 3123106298, 6005973650, 7807765745, 15615531490, 39038828725, 78077657450]

約数ペア:

[(1, 78077657450), (2, 39038828725), (5, 15615531490), (10, 7807765745), (13, 6005973650), (25, 3123106298), (26, 3002986825), (50, 1561553149), (65, 1201194730), (89, 877277050), (130, 600597365), (178, 438638525), (325, 240238946), (445, 175455410), (643, 121427150), (650, 120119473), (890, 87727705), (1157, 67482850), (1286, 60713575), (2099, 37197550), (2225, 35091082), (2314, 33741425), (3215, 24285430), (4198, 18598775), (4450, 17545541), (5785, 13496570), (6430, 12142715), (8359, 9340550), (10495, 7439510), (11570, 6748285), (16075, 4857086), (16718, 4670275), (20990, 3719755), (27287, 2861350), (28925, 2699314), (32150, 2428543), (41795, 1868110), (52475, 1487902), (54574, 1430675), (57227, 1364350), (57850, 1349657), (83590, 934055), (104950, 743951), (114454, 682175), (136435, 572270), (186811, 417950), (208975, 373622), (272870, 286135)]