83191940

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^2\times {\mathrm{151}}^1\times {\mathrm{163}}^1$

素因数の和:349

約数の個数: 72

約数和(自身を含む): 191596608

約数和(自身を除く): 108404668

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 151, 163, 169, 260, 302, 326, 338, 604, 652, 676, 755, 815, 845, 1510, 1630, 1690, 1963, 2119, 3020, 3260, 3380, 3926, 4238, 7852, 8476, 9815, 10595, 19630, 21190, 24613, 25519, 27547, 39260, 42380, 49226, 51038, 55094, 98452, 102076, 110188, 123065, 127595, 137735, 246130, 255190, 275470, 319969, 492260, 510380, 550940, 639938, 1279876, 1599845, 3199690, 4159597, 6399380, 8319194, 16638388, 20797985, 41595970, 83191940]

約数ペア:

[(1, 83191940), (2, 41595970), (4, 20797985), (5, 16638388), (10, 8319194), (13, 6399380), (20, 4159597), (26, 3199690), (52, 1599845), (65, 1279876), (130, 639938), (151, 550940), (163, 510380), (169, 492260), (260, 319969), (302, 275470), (326, 255190), (338, 246130), (604, 137735), (652, 127595), (676, 123065), (755, 110188), (815, 102076), (845, 98452), (1510, 55094), (1630, 51038), (1690, 49226), (1963, 42380), (2119, 39260), (3020, 27547), (3260, 25519), (3380, 24613), (3926, 21190), (4238, 19630), (7852, 10595), (8476, 9815)]