80855500

素因数分解:

$2^2\times 5^3\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{241}}^1$

素因数の和:332

約数の個数: 96

約数和(自身を含む): 196612416

約数和(自身を除く): 115756916

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 25, 44, 50, 55, 61, 100, 110, 122, 125, 220, 241, 244, 250, 275, 305, 482, 500, 550, 610, 671, 964, 1100, 1205, 1220, 1342, 1375, 1525, 2410, 2651, 2684, 2750, 3050, 3355, 4820, 5302, 5500, 6025, 6100, 6710, 7625, 10604, 12050, 13255, 13420, 14701, 15250, 16775, 24100, 26510, 29402, 30125, 30500, 33550, 53020, 58804, 60250, 66275, 67100, 73505, 83875, 120500, 132550, 147010, 161711, 167750, 265100, 294020, 323422, 331375, 335500, 367525, 646844, 662750, 735050, 808555, 1325500, 1470100, 1617110, 1837625, 3234220, 3675250, 4042775, 7350500, 8085550, 16171100, 20213875, 40427750, 80855500]

約数ペア:

[(1, 80855500), (2, 40427750), (4, 20213875), (5, 16171100), (10, 8085550), (11, 7350500), (20, 4042775), (22, 3675250), (25, 3234220), (44, 1837625), (50, 1617110), (55, 1470100), (61, 1325500), (100, 808555), (110, 735050), (122, 662750), (125, 646844), (220, 367525), (241, 335500), (244, 331375), (250, 323422), (275, 294020), (305, 265100), (482, 167750), (500, 161711), (550, 147010), (610, 132550), (671, 120500), (964, 83875), (1100, 73505), (1205, 67100), (1220, 66275), (1342, 60250), (1375, 58804), (1525, 53020), (2410, 33550), (2651, 30500), (2684, 30125), (2750, 29402), (3050, 26510), (3355, 24100), (4820, 16775), (5302, 15250), (5500, 14701), (6025, 13420), (6100, 13255), (6710, 12050), (7625, 10604)]