156979696250

素因数分解:

$2^1\times 5^4\times {\mathrm{13}}^1\times {\mathrm{197}}^1\times {\mathrm{49037}}^1$

素因数の和:49269

約数の個数: 80

約数和(自身を含む): 318491806248

約数和(自身を除く): 161512109998

約数列:

[1, 2, 5, 10, 13, 25, 26, 50, 65, 125, 130, 197, 250, 325, 394, 625, 650, 985, 1250, 1625, 1970, 2561, 3250, 4925, 5122, 8125, 9850, 12805, 16250, 24625, 25610, 49037, 49250, 64025, 98074, 123125, 128050, 245185, 246250, 320125, 490370, 637481, 640250, 1225925, 1274962, 1600625, 2451850, 3187405, 3201250, 6129625, 6374810, 9660289, 12259250, 15937025, 19320578, 30648125, 31874050, 48301445, 61296250, 79685125, 96602890, 125583757, 159370250, 241507225, 251167514, 398425625, 483014450, 627918785, 796851250, 1207536125, 1255837570, 2415072250, 3139593925, 6037680625, 6279187850, 12075361250, 15697969625, 31395939250, 78489848125, 156979696250]

約数ペア:

[(1, 156979696250), (2, 78489848125), (5, 31395939250), (10, 15697969625), (13, 12075361250), (25, 6279187850), (26, 6037680625), (50, 3139593925), (65, 2415072250), (125, 1255837570), (130, 1207536125), (197, 796851250), (250, 627918785), (325, 483014450), (394, 398425625), (625, 251167514), (650, 241507225), (985, 159370250), (1250, 125583757), (1625, 96602890), (1970, 79685125), (2561, 61296250), (3250, 48301445), (4925, 31874050), (5122, 30648125), (8125, 19320578), (9850, 15937025), (12805, 12259250), (16250, 9660289), (24625, 6374810), (25610, 6129625), (49037, 3201250), (49250, 3187405), (64025, 2451850), (98074, 1600625), (123125, 1274962), (128050, 1225925), (245185, 640250), (246250, 637481), (320125, 490370)]