2256276100

素因数分解:

$2^2\times 5^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{55987}}^1$

素因数の和:56045

約数の個数: 72

約数和(自身を含む): 5442929408

約数和(自身を除く): 3186653308

約数列:

[1, 2, 4, 5, 10, 13, 20, 25, 26, 31, 50, 52, 62, 65, 100, 124, 130, 155, 260, 310, 325, 403, 620, 650, 775, 806, 1300, 1550, 1612, 2015, 3100, 4030, 8060, 10075, 20150, 40300, 55987, 111974, 223948, 279935, 559870, 727831, 1119740, 1399675, 1455662, 1735597, 2799350, 2911324, 3471194, 3639155, 5598700, 6942388, 7278310, 8677985, 14556620, 17355970, 18195775, 22562761, 34711940, 36391550, 43389925, 45125522, 72783100, 86779850, 90251044, 112813805, 173559700, 225627610, 451255220, 564069025, 1128138050, 2256276100]

約数ペア:

[(1, 2256276100), (2, 1128138050), (4, 564069025), (5, 451255220), (10, 225627610), (13, 173559700), (20, 112813805), (25, 90251044), (26, 86779850), (31, 72783100), (50, 45125522), (52, 43389925), (62, 36391550), (65, 34711940), (100, 22562761), (124, 18195775), (130, 17355970), (155, 14556620), (260, 8677985), (310, 7278310), (325, 6942388), (403, 5598700), (620, 3639155), (650, 3471194), (775, 2911324), (806, 2799350), (1300, 1735597), (1550, 1455662), (1612, 1399675), (2015, 1119740), (3100, 727831), (4030, 559870), (8060, 279935), (10075, 223948), (20150, 111974), (40300, 55987)]