84780860980

素因数分解:

$2^2\times 5^1\times {\mathrm{61}}^1\times {\mathrm{3697}}^1\times {\mathrm{18797}}^1$

素因数の和:22564

約数の個数: 48

約数和(自身を含む): 181017070416

約数和(自身を除く): 96236209436

約数列:

[1, 2, 4, 5, 10, 20, 61, 122, 244, 305, 610, 1220, 3697, 7394, 14788, 18485, 18797, 36970, 37594, 73940, 75188, 93985, 187970, 225517, 375940, 451034, 902068, 1127585, 1146617, 2255170, 2293234, 4510340, 4586468, 5733085, 11466170, 22932340, 69492509, 138985018, 277970036, 347462545, 694925090, 1389850180, 4239043049, 8478086098, 16956172196, 21195215245, 42390430490, 84780860980]

約数ペア:

[(1, 84780860980), (2, 42390430490), (4, 21195215245), (5, 16956172196), (10, 8478086098), (20, 4239043049), (61, 1389850180), (122, 694925090), (244, 347462545), (305, 277970036), (610, 138985018), (1220, 69492509), (3697, 22932340), (7394, 11466170), (14788, 5733085), (18485, 4586468), (18797, 4510340), (36970, 2293234), (37594, 2255170), (73940, 1146617), (75188, 1127585), (93985, 902068), (187970, 451034), (225517, 375940)]