72128230

素因数分解:

$2^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{53}}^1\times {\mathrm{61}}^1\times {\mathrm{97}}^1$

素因数の和:241

約数の個数: 64

約数和(自身を含む): 141740928

約数和(自身を除く): 69612698

約数列:

[1, 2, 5, 10, 23, 46, 53, 61, 97, 106, 115, 122, 194, 230, 265, 305, 485, 530, 610, 970, 1219, 1403, 2231, 2438, 2806, 3233, 4462, 5141, 5917, 6095, 6466, 7015, 10282, 11155, 11834, 12190, 14030, 16165, 22310, 25705, 29585, 32330, 51410, 59170, 74359, 118243, 136091, 148718, 236486, 272182, 313601, 371795, 591215, 627202, 680455, 743590, 1182430, 1360910, 1568005, 3136010, 7212823, 14425646, 36064115, 72128230]

約数ペア:

[(1, 72128230), (2, 36064115), (5, 14425646), (10, 7212823), (23, 3136010), (46, 1568005), (53, 1360910), (61, 1182430), (97, 743590), (106, 680455), (115, 627202), (122, 591215), (194, 371795), (230, 313601), (265, 272182), (305, 236486), (485, 148718), (530, 136091), (610, 118243), (970, 74359), (1219, 59170), (1403, 51410), (2231, 32330), (2438, 29585), (2806, 25705), (3233, 22310), (4462, 16165), (5141, 14030), (5917, 12190), (6095, 11834), (6466, 11155), (7015, 10282)]