131330290

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{389}}^1$

素因数の和:476

約数の個数: 96

約数和(自身を含む): 302505840

約数和(自身を除く): 171175550

約数列:

[1, 2, 5, 7, 10, 13, 14, 26, 35, 49, 53, 65, 70, 91, 98, 106, 130, 182, 245, 265, 371, 389, 455, 490, 530, 637, 689, 742, 778, 910, 1274, 1378, 1855, 1945, 2597, 2723, 3185, 3445, 3710, 3890, 4823, 5057, 5194, 5446, 6370, 6890, 9646, 10114, 12985, 13615, 19061, 20617, 24115, 25285, 25970, 27230, 33761, 35399, 38122, 41234, 48230, 50570, 67522, 70798, 95305, 103085, 144319, 168805, 176995, 190610, 206170, 247793, 268021, 288638, 337610, 353990, 495586, 536042, 721595, 1010233, 1238965, 1340105, 1443190, 1876147, 2020466, 2477930, 2680210, 3752294, 5051165, 9380735, 10102330, 13133029, 18761470, 26266058, 65665145, 131330290]

約数ペア:

[(1, 131330290), (2, 65665145), (5, 26266058), (7, 18761470), (10, 13133029), (13, 10102330), (14, 9380735), (26, 5051165), (35, 3752294), (49, 2680210), (53, 2477930), (65, 2020466), (70, 1876147), (91, 1443190), (98, 1340105), (106, 1238965), (130, 1010233), (182, 721595), (245, 536042), (265, 495586), (371, 353990), (389, 337610), (455, 288638), (490, 268021), (530, 247793), (637, 206170), (689, 190610), (742, 176995), (778, 168805), (910, 144319), (1274, 103085), (1378, 95305), (1855, 70798), (1945, 67522), (2597, 50570), (2723, 48230), (3185, 41234), (3445, 38122), (3710, 35399), (3890, 33761), (4823, 27230), (5057, 25970), (5194, 25285), (5446, 24115), (6370, 20617), (6890, 19061), (9646, 13615), (10114, 12985)]