21961284150

素因数分解:

$2^1\times 3^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{139}}^1\times {\mathrm{81023}}^1$

素因数の和:81190

約数の個数: 96

約数和(自身を含む): 59076218880

約数和(自身を除く): 37114934730

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 25, 26, 30, 39, 50, 65, 75, 78, 130, 139, 150, 195, 278, 325, 390, 417, 650, 695, 834, 975, 1390, 1807, 1950, 2085, 3475, 3614, 4170, 5421, 6950, 9035, 10425, 10842, 18070, 20850, 27105, 45175, 54210, 81023, 90350, 135525, 162046, 243069, 271050, 405115, 486138, 810230, 1053299, 1215345, 2025575, 2106598, 2430690, 3159897, 4051150, 5266495, 6076725, 6319794, 10532990, 11262197, 12153450, 15799485, 22524394, 26332475, 31598970, 33786591, 52664950, 56310985, 67573182, 78997425, 112621970, 146408561, 157994850, 168932955, 281554925, 292817122, 337865910, 439225683, 563109850, 732042805, 844664775, 878451366, 1464085610, 1689329550, 2196128415, 3660214025, 4392256830, 7320428050, 10980642075, 21961284150]

約数ペア:

[(1, 21961284150), (2, 10980642075), (3, 7320428050), (5, 4392256830), (6, 3660214025), (10, 2196128415), (13, 1689329550), (15, 1464085610), (25, 878451366), (26, 844664775), (30, 732042805), (39, 563109850), (50, 439225683), (65, 337865910), (75, 292817122), (78, 281554925), (130, 168932955), (139, 157994850), (150, 146408561), (195, 112621970), (278, 78997425), (325, 67573182), (390, 56310985), (417, 52664950), (650, 33786591), (695, 31598970), (834, 26332475), (975, 22524394), (1390, 15799485), (1807, 12153450), (1950, 11262197), (2085, 10532990), (3475, 6319794), (3614, 6076725), (4170, 5266495), (5421, 4051150), (6950, 3159897), (9035, 2430690), (10425, 2106598), (10842, 2025575), (18070, 1215345), (20850, 1053299), (27105, 810230), (45175, 486138), (54210, 405115), (81023, 271050), (90350, 243069), (135525, 162046)]