678165800

素因数分解:

$2^3\times 5^2\times {\mathrm{13}}^1\times {\mathrm{97}}^1\times {\mathrm{2689}}^1$

素因数の和:2815

約数の個数: 96

約数和(自身を含む): 1716166200

約数和(自身を除く): 1038000400

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 25, 26, 40, 50, 52, 65, 97, 100, 104, 130, 194, 200, 260, 325, 388, 485, 520, 650, 776, 970, 1261, 1300, 1940, 2425, 2522, 2600, 2689, 3880, 4850, 5044, 5378, 6305, 9700, 10088, 10756, 12610, 13445, 19400, 21512, 25220, 26890, 31525, 34957, 50440, 53780, 63050, 67225, 69914, 107560, 126100, 134450, 139828, 174785, 252200, 260833, 268900, 279656, 349570, 521666, 537800, 699140, 873925, 1043332, 1304165, 1398280, 1747850, 2086664, 2608330, 3390829, 3495700, 5216660, 6520825, 6781658, 6991400, 10433320, 13041650, 13563316, 16954145, 26083300, 27126632, 33908290, 52166600, 67816580, 84770725, 135633160, 169541450, 339082900, 678165800]

約数ペア:

[(1, 678165800), (2, 339082900), (4, 169541450), (5, 135633160), (8, 84770725), (10, 67816580), (13, 52166600), (20, 33908290), (25, 27126632), (26, 26083300), (40, 16954145), (50, 13563316), (52, 13041650), (65, 10433320), (97, 6991400), (100, 6781658), (104, 6520825), (130, 5216660), (194, 3495700), (200, 3390829), (260, 2608330), (325, 2086664), (388, 1747850), (485, 1398280), (520, 1304165), (650, 1043332), (776, 873925), (970, 699140), (1261, 537800), (1300, 521666), (1940, 349570), (2425, 279656), (2522, 268900), (2600, 260833), (2689, 252200), (3880, 174785), (4850, 139828), (5044, 134450), (5378, 126100), (6305, 107560), (9700, 69914), (10088, 67225), (10756, 63050), (12610, 53780), (13445, 50440), (19400, 34957), (21512, 31525), (25220, 26890)]