245691456140

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{1187}}^1\times {\mathrm{19417}}^1$

素因数の和:20667

約数の個数: 96

約数和(自身を含む): 569701750464

約数和(自身を除く): 324010294324

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 41, 52, 65, 82, 130, 164, 205, 260, 410, 533, 820, 1066, 1187, 2132, 2374, 2665, 4748, 5330, 5935, 10660, 11870, 15431, 19417, 23740, 30862, 38834, 48667, 61724, 77155, 77668, 97085, 97334, 154310, 194170, 194668, 243335, 252421, 308620, 388340, 486670, 504842, 632671, 796097, 973340, 1009684, 1262105, 1265342, 1592194, 2524210, 2530684, 3163355, 3184388, 3980485, 5048420, 6326710, 7960970, 10349261, 12653420, 15921940, 20698522, 23047979, 41397044, 46095958, 51746305, 92191916, 103492610, 115239895, 206985220, 230479790, 299623727, 460959580, 599247454, 944967139, 1198494908, 1498118635, 1889934278, 2996237270, 3779868556, 4724835695, 5992474540, 9449671390, 12284572807, 18899342780, 24569145614, 49138291228, 61422864035, 122845728070, 245691456140]

約数ペア:

[(1, 245691456140), (2, 122845728070), (4, 61422864035), (5, 49138291228), (10, 24569145614), (13, 18899342780), (20, 12284572807), (26, 9449671390), (41, 5992474540), (52, 4724835695), (65, 3779868556), (82, 2996237270), (130, 1889934278), (164, 1498118635), (205, 1198494908), (260, 944967139), (410, 599247454), (533, 460959580), (820, 299623727), (1066, 230479790), (1187, 206985220), (2132, 115239895), (2374, 103492610), (2665, 92191916), (4748, 51746305), (5330, 46095958), (5935, 41397044), (10660, 23047979), (11870, 20698522), (15431, 15921940), (19417, 12653420), (23740, 10349261), (30862, 7960970), (38834, 6326710), (48667, 5048420), (61724, 3980485), (77155, 3184388), (77668, 3163355), (97085, 2530684), (97334, 2524210), (154310, 1592194), (194170, 1265342), (194668, 1262105), (243335, 1009684), (252421, 973340), (308620, 796097), (388340, 632671), (486670, 504842)]