12936696800

素因数分解:

$2^5\times 5^2\times {\mathrm{31}}^1\times {\mathrm{521641}}^1$

素因数の和:521692

約数の個数: 72

約数和(自身を含む): 32600538432

約数和(自身を除く): 19663841632

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 31, 32, 40, 50, 62, 80, 100, 124, 155, 160, 200, 248, 310, 400, 496, 620, 775, 800, 992, 1240, 1550, 2480, 3100, 4960, 6200, 12400, 24800, 521641, 1043282, 2086564, 2608205, 4173128, 5216410, 8346256, 10432820, 13041025, 16170871, 16692512, 20865640, 26082050, 32341742, 41731280, 52164100, 64683484, 80854355, 83462560, 104328200, 129366968, 161708710, 208656400, 258733936, 323417420, 404271775, 417312800, 517467872, 646834840, 808543550, 1293669680, 1617087100, 2587339360, 3234174200, 6468348400, 12936696800]

約数ペア:

[(1, 12936696800), (2, 6468348400), (4, 3234174200), (5, 2587339360), (8, 1617087100), (10, 1293669680), (16, 808543550), (20, 646834840), (25, 517467872), (31, 417312800), (32, 404271775), (40, 323417420), (50, 258733936), (62, 208656400), (80, 161708710), (100, 129366968), (124, 104328200), (155, 83462560), (160, 80854355), (200, 64683484), (248, 52164100), (310, 41731280), (400, 32341742), (496, 26082050), (620, 20865640), (775, 16692512), (800, 16170871), (992, 13041025), (1240, 10432820), (1550, 8346256), (2480, 5216410), (3100, 4173128), (4960, 2608205), (6200, 2086564), (12400, 1043282), (24800, 521641)]