870824830

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{103}}^1\times {\mathrm{1213}}^1$

素因数の和:1381

約数の個数: 64

約数和(自身を含む): 1718091648

約数和(自身を除く): 847266818

約数列:

[1, 2, 5, 10, 17, 34, 41, 82, 85, 103, 170, 205, 206, 410, 515, 697, 1030, 1213, 1394, 1751, 2426, 3485, 3502, 4223, 6065, 6970, 8446, 8755, 12130, 17510, 20621, 21115, 41242, 42230, 49733, 71791, 99466, 103105, 124939, 143582, 206210, 248665, 249878, 358955, 497330, 624695, 717910, 845461, 1249390, 1690922, 2123963, 4227305, 4247926, 5122499, 8454610, 10244998, 10619815, 21239630, 25612495, 51224990, 87082483, 174164966, 435412415, 870824830]

約数ペア:

[(1, 870824830), (2, 435412415), (5, 174164966), (10, 87082483), (17, 51224990), (34, 25612495), (41, 21239630), (82, 10619815), (85, 10244998), (103, 8454610), (170, 5122499), (205, 4247926), (206, 4227305), (410, 2123963), (515, 1690922), (697, 1249390), (1030, 845461), (1213, 717910), (1394, 624695), (1751, 497330), (2426, 358955), (3485, 249878), (3502, 248665), (4223, 206210), (6065, 143582), (6970, 124939), (8446, 103105), (8755, 99466), (12130, 71791), (17510, 49733), (20621, 42230), (21115, 41242)]