24991700

素因数分解:

$2^2\times 5^2\times {\mathrm{17}}^1\times {\mathrm{61}}^1\times {\mathrm{241}}^1$

素因数の和:333

約数の個数: 72

約数和(自身を含む): 58605624

約数和(自身を除く): 33613924

約数列:

[1, 2, 4, 5, 10, 17, 20, 25, 34, 50, 61, 68, 85, 100, 122, 170, 241, 244, 305, 340, 425, 482, 610, 850, 964, 1037, 1205, 1220, 1525, 1700, 2074, 2410, 3050, 4097, 4148, 4820, 5185, 6025, 6100, 8194, 10370, 12050, 14701, 16388, 20485, 20740, 24100, 25925, 29402, 40970, 51850, 58804, 73505, 81940, 102425, 103700, 147010, 204850, 249917, 294020, 367525, 409700, 499834, 735050, 999668, 1249585, 1470100, 2499170, 4998340, 6247925, 12495850, 24991700]

約数ペア:

[(1, 24991700), (2, 12495850), (4, 6247925), (5, 4998340), (10, 2499170), (17, 1470100), (20, 1249585), (25, 999668), (34, 735050), (50, 499834), (61, 409700), (68, 367525), (85, 294020), (100, 249917), (122, 204850), (170, 147010), (241, 103700), (244, 102425), (305, 81940), (340, 73505), (425, 58804), (482, 51850), (610, 40970), (850, 29402), (964, 25925), (1037, 24100), (1205, 20740), (1220, 20485), (1525, 16388), (1700, 14701), (2074, 12050), (2410, 10370), (3050, 8194), (4097, 6100), (4148, 6025), (4820, 5185)]