717721810

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{89}}^2$

素因数の和:256

約数の個数: 96

約数和(自身を含む): 1526191632

約数和(自身を除く): 808469822

約数列:

[1, 2, 5, 10, 13, 17, 26, 34, 41, 65, 82, 85, 89, 130, 170, 178, 205, 221, 410, 442, 445, 533, 697, 890, 1066, 1105, 1157, 1394, 1513, 2210, 2314, 2665, 3026, 3485, 3649, 5330, 5785, 6970, 7298, 7565, 7921, 9061, 11570, 15130, 15842, 18122, 18245, 19669, 36490, 39338, 39605, 45305, 47437, 62033, 79210, 90610, 94874, 98345, 102973, 124066, 134657, 196690, 205946, 237185, 269314, 310165, 324761, 474370, 514865, 620330, 649522, 673285, 806429, 1029730, 1346570, 1612858, 1623805, 1750541, 3247610, 3501082, 4032145, 4221893, 5520937, 8064290, 8443786, 8752705, 11041874, 17505410, 21109465, 27604685, 42218930, 55209370, 71772181, 143544362, 358860905, 717721810]

約数ペア:

[(1, 717721810), (2, 358860905), (5, 143544362), (10, 71772181), (13, 55209370), (17, 42218930), (26, 27604685), (34, 21109465), (41, 17505410), (65, 11041874), (82, 8752705), (85, 8443786), (89, 8064290), (130, 5520937), (170, 4221893), (178, 4032145), (205, 3501082), (221, 3247610), (410, 1750541), (442, 1623805), (445, 1612858), (533, 1346570), (697, 1029730), (890, 806429), (1066, 673285), (1105, 649522), (1157, 620330), (1394, 514865), (1513, 474370), (2210, 324761), (2314, 310165), (2665, 269314), (3026, 237185), (3485, 205946), (3649, 196690), (5330, 134657), (5785, 124066), (6970, 102973), (7298, 98345), (7565, 94874), (7921, 90610), (9061, 79210), (11570, 62033), (15130, 47437), (15842, 45305), (18122, 39605), (18245, 39338), (19669, 36490)]