161570587964

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{79}}^1\times {\mathrm{269}}^1\times {\mathrm{1409}}^1$

素因数の和:1851

約数の個数: 96

約数和(自身を含む): 306996480000

約数和(自身を除く): 145425892036

約数列:

[1, 2, 4, 19, 38, 71, 76, 79, 142, 158, 269, 284, 316, 538, 1076, 1349, 1409, 1501, 2698, 2818, 3002, 5111, 5396, 5609, 5636, 6004, 10222, 11218, 19099, 20444, 21251, 22436, 26771, 38198, 42502, 53542, 76396, 85004, 100039, 106571, 107084, 111311, 200078, 213142, 222622, 362881, 379021, 400156, 403769, 426284, 445244, 725762, 758042, 807538, 1451524, 1508821, 1516084, 1615076, 1900741, 2114909, 3017642, 3801482, 4229818, 6035284, 7201399, 7602964, 7903081, 8459636, 14402798, 15806162, 26910491, 28667599, 28805596, 29942659, 31612324, 53820982, 57335198, 59885318, 107641964, 114670396, 119770636, 150158539, 300317078, 511299329, 568910521, 600634156, 1022598658, 1137821042, 2045197316, 2125928789, 2275642084, 4251857578, 8503715156, 40392646991, 80785293982, 161570587964]

約数ペア:

[(1, 161570587964), (2, 80785293982), (4, 40392646991), (19, 8503715156), (38, 4251857578), (71, 2275642084), (76, 2125928789), (79, 2045197316), (142, 1137821042), (158, 1022598658), (269, 600634156), (284, 568910521), (316, 511299329), (538, 300317078), (1076, 150158539), (1349, 119770636), (1409, 114670396), (1501, 107641964), (2698, 59885318), (2818, 57335198), (3002, 53820982), (5111, 31612324), (5396, 29942659), (5609, 28805596), (5636, 28667599), (6004, 26910491), (10222, 15806162), (11218, 14402798), (19099, 8459636), (20444, 7903081), (21251, 7602964), (22436, 7201399), (26771, 6035284), (38198, 4229818), (42502, 3801482), (53542, 3017642), (76396, 2114909), (85004, 1900741), (100039, 1615076), (106571, 1516084), (107084, 1508821), (111311, 1451524), (200078, 807538), (213142, 758042), (222622, 725762), (362881, 445244), (379021, 426284), (400156, 403769)]