7788502820

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{131}}^1\times {\mathrm{331}}^1\times {\mathrm{1283}}^1$

素因数の和:1761

約数の個数: 96

約数和(自身を含む): 18906725376

約数和(自身を除く): 11118222556

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 131, 140, 262, 331, 524, 655, 662, 917, 1283, 1310, 1324, 1655, 1834, 2317, 2566, 2620, 3310, 3668, 4585, 4634, 5132, 6415, 6620, 8981, 9170, 9268, 11585, 12830, 17962, 18340, 23170, 25660, 35924, 43361, 44905, 46340, 86722, 89810, 168073, 173444, 179620, 216805, 303527, 336146, 424673, 433610, 607054, 672292, 840365, 849346, 867220, 1176511, 1214108, 1517635, 1680730, 1698692, 2123365, 2353022, 2972711, 3035270, 3361460, 4246730, 4706044, 5882555, 5945422, 6070540, 8493460, 11765110, 11890844, 14863555, 23530220, 29727110, 55632163, 59454220, 111264326, 222528652, 278160815, 389425141, 556321630, 778850282, 1112643260, 1557700564, 1947125705, 3894251410, 7788502820]

約数ペア:

[(1, 7788502820), (2, 3894251410), (4, 1947125705), (5, 1557700564), (7, 1112643260), (10, 778850282), (14, 556321630), (20, 389425141), (28, 278160815), (35, 222528652), (70, 111264326), (131, 59454220), (140, 55632163), (262, 29727110), (331, 23530220), (524, 14863555), (655, 11890844), (662, 11765110), (917, 8493460), (1283, 6070540), (1310, 5945422), (1324, 5882555), (1655, 4706044), (1834, 4246730), (2317, 3361460), (2566, 3035270), (2620, 2972711), (3310, 2353022), (3668, 2123365), (4585, 1698692), (4634, 1680730), (5132, 1517635), (6415, 1214108), (6620, 1176511), (8981, 867220), (9170, 849346), (9268, 840365), (11585, 672292), (12830, 607054), (17962, 433610), (18340, 424673), (23170, 336146), (25660, 303527), (35924, 216805), (43361, 179620), (44905, 173444), (46340, 168073), (86722, 89810)]