31814550

素因数分解:

$2^1\times 3^2\times 5^2\times {\mathrm{19}}^1\times {\mathrm{61}}^2$

素因数の和:159

約数の個数: 108

約数和(自身を含む): 91472940

約数和(自身を除く): 59658390

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 19, 25, 30, 38, 45, 50, 57, 61, 75, 90, 95, 114, 122, 150, 171, 183, 190, 225, 285, 305, 342, 366, 450, 475, 549, 570, 610, 855, 915, 950, 1098, 1159, 1425, 1525, 1710, 1830, 2318, 2745, 2850, 3050, 3477, 3721, 4275, 4575, 5490, 5795, 6954, 7442, 8550, 9150, 10431, 11163, 11590, 13725, 17385, 18605, 20862, 22326, 27450, 28975, 33489, 34770, 37210, 52155, 55815, 57950, 66978, 70699, 86925, 93025, 104310, 111630, 141398, 167445, 173850, 186050, 212097, 260775, 279075, 334890, 353495, 424194, 521550, 558150, 636291, 706990, 837225, 1060485, 1272582, 1674450, 1767475, 2120970, 3181455, 3534950, 5302425, 6362910, 10604850, 15907275, 31814550]

約数ペア:

[(1, 31814550), (2, 15907275), (3, 10604850), (5, 6362910), (6, 5302425), (9, 3534950), (10, 3181455), (15, 2120970), (18, 1767475), (19, 1674450), (25, 1272582), (30, 1060485), (38, 837225), (45, 706990), (50, 636291), (57, 558150), (61, 521550), (75, 424194), (90, 353495), (95, 334890), (114, 279075), (122, 260775), (150, 212097), (171, 186050), (183, 173850), (190, 167445), (225, 141398), (285, 111630), (305, 104310), (342, 93025), (366, 86925), (450, 70699), (475, 66978), (549, 57950), (570, 55815), (610, 52155), (855, 37210), (915, 34770), (950, 33489), (1098, 28975), (1159, 27450), (1425, 22326), (1525, 20862), (1710, 18605), (1830, 17385), (2318, 13725), (2745, 11590), (2850, 11163), (3050, 10431), (3477, 9150), (3721, 8550), (4275, 7442), (4575, 6954), (5490, 5795)]