38888932970

素因数分解:

$2^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{157}}^1\times {\mathrm{397}}^1\times {\mathrm{1451}}^1$

素因数の和:2055

約数の個数: 64

約数和(自身を含む): 72315593856

約数和(自身を除く): 33426660886

約数列:

[1, 2, 5, 10, 43, 86, 157, 215, 314, 397, 430, 785, 794, 1451, 1570, 1985, 2902, 3970, 6751, 7255, 13502, 14510, 17071, 33755, 34142, 62329, 62393, 67510, 85355, 124658, 124786, 170710, 227807, 311645, 311965, 455614, 576047, 623290, 623930, 1139035, 1152094, 2278070, 2680147, 2880235, 5360294, 5760470, 9795701, 13400735, 19591402, 24770021, 26801470, 48978505, 49540042, 90439379, 97957010, 123850105, 180878758, 247700210, 452196895, 904393790, 3888893297, 7777786594, 19444466485, 38888932970]

約数ペア:

[(1, 38888932970), (2, 19444466485), (5, 7777786594), (10, 3888893297), (43, 904393790), (86, 452196895), (157, 247700210), (215, 180878758), (314, 123850105), (397, 97957010), (430, 90439379), (785, 49540042), (794, 48978505), (1451, 26801470), (1570, 24770021), (1985, 19591402), (2902, 13400735), (3970, 9795701), (6751, 5760470), (7255, 5360294), (13502, 2880235), (14510, 2680147), (17071, 2278070), (33755, 1152094), (34142, 1139035), (62329, 623930), (62393, 623290), (67510, 576047), (85355, 455614), (124658, 311965), (124786, 311645), (170710, 227807)]