1291269170

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{229}}^1\times {\mathrm{809}}^1$

素因数の和:1103

約数の個数: 64

約数和(自身を含む): 2535170400

約数和(自身を除く): 1243901230

約数列:

[1, 2, 5, 10, 17, 34, 41, 82, 85, 170, 205, 229, 410, 458, 697, 809, 1145, 1394, 1618, 2290, 3485, 3893, 4045, 6970, 7786, 8090, 9389, 13753, 18778, 19465, 27506, 33169, 38930, 46945, 66338, 68765, 93890, 137530, 159613, 165845, 185261, 319226, 331690, 370522, 563873, 798065, 926305, 1127746, 1596130, 1852610, 2819365, 3149437, 5638730, 6298874, 7595701, 15191402, 15747185, 31494370, 37978505, 75957010, 129126917, 258253834, 645634585, 1291269170]

約数ペア:

[(1, 1291269170), (2, 645634585), (5, 258253834), (10, 129126917), (17, 75957010), (34, 37978505), (41, 31494370), (82, 15747185), (85, 15191402), (170, 7595701), (205, 6298874), (229, 5638730), (410, 3149437), (458, 2819365), (697, 1852610), (809, 1596130), (1145, 1127746), (1394, 926305), (1618, 798065), (2290, 563873), (3485, 370522), (3893, 331690), (4045, 319226), (6970, 185261), (7786, 165845), (8090, 159613), (9389, 137530), (13753, 93890), (18778, 68765), (19465, 66338), (27506, 46945), (33169, 38930)]