649366960

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{12097}}^1$

素因数の和:12182

約数の個数: 80

約数和(自身を含む): 1674169632

約数和(自身を除く): 1024802672

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 55, 61, 80, 88, 110, 122, 176, 220, 244, 305, 440, 488, 610, 671, 880, 976, 1220, 1342, 2440, 2684, 3355, 4880, 5368, 6710, 10736, 12097, 13420, 24194, 26840, 48388, 53680, 60485, 96776, 120970, 133067, 193552, 241940, 266134, 483880, 532268, 665335, 737917, 967760, 1064536, 1330670, 1475834, 2129072, 2661340, 2951668, 3689585, 5322680, 5903336, 7379170, 8117087, 10645360, 11806672, 14758340, 16234174, 29516680, 32468348, 40585435, 59033360, 64936696, 81170870, 129873392, 162341740, 324683480, 649366960]

約数ペア:

[(1, 649366960), (2, 324683480), (4, 162341740), (5, 129873392), (8, 81170870), (10, 64936696), (11, 59033360), (16, 40585435), (20, 32468348), (22, 29516680), (40, 16234174), (44, 14758340), (55, 11806672), (61, 10645360), (80, 8117087), (88, 7379170), (110, 5903336), (122, 5322680), (176, 3689585), (220, 2951668), (244, 2661340), (305, 2129072), (440, 1475834), (488, 1330670), (610, 1064536), (671, 967760), (880, 737917), (976, 665335), (1220, 532268), (1342, 483880), (2440, 266134), (2684, 241940), (3355, 193552), (4880, 133067), (5368, 120970), (6710, 96776), (10736, 60485), (12097, 53680), (13420, 48388), (24194, 26840)]