71644100

素因数分解:

$2^2\times 5^2\times {\mathrm{11}}^2\times {\mathrm{31}}^1\times {\mathrm{191}}^1$

素因数の和:258

約数の個数: 108

約数和(自身を含む): 177321984

約数和(自身を除く): 105677884

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 25, 31, 44, 50, 55, 62, 100, 110, 121, 124, 155, 191, 220, 242, 275, 310, 341, 382, 484, 550, 605, 620, 682, 764, 775, 955, 1100, 1210, 1364, 1550, 1705, 1910, 2101, 2420, 3025, 3100, 3410, 3751, 3820, 4202, 4775, 5921, 6050, 6820, 7502, 8404, 8525, 9550, 10505, 11842, 12100, 15004, 17050, 18755, 19100, 21010, 23111, 23684, 29605, 34100, 37510, 42020, 46222, 52525, 59210, 65131, 75020, 92444, 93775, 105050, 115555, 118420, 130262, 148025, 187550, 210100, 231110, 260524, 296050, 325655, 375100, 462220, 577775, 592100, 651310, 716441, 1155550, 1302620, 1432882, 1628275, 2311100, 2865764, 3256550, 3582205, 6513100, 7164410, 14328820, 17911025, 35822050, 71644100]

約数ペア:

[(1, 71644100), (2, 35822050), (4, 17911025), (5, 14328820), (10, 7164410), (11, 6513100), (20, 3582205), (22, 3256550), (25, 2865764), (31, 2311100), (44, 1628275), (50, 1432882), (55, 1302620), (62, 1155550), (100, 716441), (110, 651310), (121, 592100), (124, 577775), (155, 462220), (191, 375100), (220, 325655), (242, 296050), (275, 260524), (310, 231110), (341, 210100), (382, 187550), (484, 148025), (550, 130262), (605, 118420), (620, 115555), (682, 105050), (764, 93775), (775, 92444), (955, 75020), (1100, 65131), (1210, 59210), (1364, 52525), (1550, 46222), (1705, 42020), (1910, 37510), (2101, 34100), (2420, 29605), (3025, 23684), (3100, 23111), (3410, 21010), (3751, 19100), (3820, 18755), (4202, 17050), (4775, 15004), (5921, 12100), (6050, 11842), (6820, 10505), (7502, 9550), (8404, 8525)]