20229846650

素因数分解:

$2^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{31469}}^1$

素因数の和:31560

約数の個数: 96

約数和(自身を含む): 43268480640

約数和(自身を除く): 23038633990

約数列:

[1, 2, 5, 10, 13, 23, 25, 26, 43, 46, 50, 65, 86, 115, 130, 215, 230, 299, 325, 430, 559, 575, 598, 650, 989, 1075, 1118, 1150, 1495, 1978, 2150, 2795, 2990, 4945, 5590, 7475, 9890, 12857, 13975, 14950, 24725, 25714, 27950, 31469, 49450, 62938, 64285, 128570, 157345, 314690, 321425, 409097, 642850, 723787, 786725, 818194, 1353167, 1447574, 1573450, 2045485, 2706334, 3618935, 4090970, 6765835, 7237870, 9409231, 10227425, 13531670, 17591171, 18094675, 18818462, 20454850, 31122841, 33829175, 35182342, 36189350, 47046155, 62245682, 67658350, 87955855, 94092310, 155614205, 175911710, 235230775, 311228410, 404596933, 439779275, 470461550, 778071025, 809193866, 879558550, 1556142050, 2022984665, 4045969330, 10114923325, 20229846650]

約数ペア:

[(1, 20229846650), (2, 10114923325), (5, 4045969330), (10, 2022984665), (13, 1556142050), (23, 879558550), (25, 809193866), (26, 778071025), (43, 470461550), (46, 439779275), (50, 404596933), (65, 311228410), (86, 235230775), (115, 175911710), (130, 155614205), (215, 94092310), (230, 87955855), (299, 67658350), (325, 62245682), (430, 47046155), (559, 36189350), (575, 35182342), (598, 33829175), (650, 31122841), (989, 20454850), (1075, 18818462), (1118, 18094675), (1150, 17591171), (1495, 13531670), (1978, 10227425), (2150, 9409231), (2795, 7237870), (2990, 6765835), (4945, 4090970), (5590, 3618935), (7475, 2706334), (9890, 2045485), (12857, 1573450), (13975, 1447574), (14950, 1353167), (24725, 818194), (25714, 786725), (27950, 723787), (31469, 642850), (49450, 409097), (62938, 321425), (64285, 314690), (128570, 157345)]