31250790

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{487}}^1$

素因数の和:554

約数の個数: 96

約数和(自身を含む): 87699456

約数和(自身を除く): 56448666

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 23, 30, 31, 45, 46, 62, 69, 90, 93, 115, 138, 155, 186, 207, 230, 279, 310, 345, 414, 465, 487, 558, 690, 713, 930, 974, 1035, 1395, 1426, 1461, 2070, 2139, 2435, 2790, 2922, 3565, 4278, 4383, 4870, 6417, 7130, 7305, 8766, 10695, 11201, 12834, 14610, 15097, 21390, 21915, 22402, 30194, 32085, 33603, 43830, 45291, 56005, 64170, 67206, 75485, 90582, 100809, 112010, 135873, 150970, 168015, 201618, 226455, 271746, 336030, 347231, 452910, 504045, 679365, 694462, 1008090, 1041693, 1358730, 1736155, 2083386, 3125079, 3472310, 5208465, 6250158, 10416930, 15625395, 31250790]

約数ペア:

[(1, 31250790), (2, 15625395), (3, 10416930), (5, 6250158), (6, 5208465), (9, 3472310), (10, 3125079), (15, 2083386), (18, 1736155), (23, 1358730), (30, 1041693), (31, 1008090), (45, 694462), (46, 679365), (62, 504045), (69, 452910), (90, 347231), (93, 336030), (115, 271746), (138, 226455), (155, 201618), (186, 168015), (207, 150970), (230, 135873), (279, 112010), (310, 100809), (345, 90582), (414, 75485), (465, 67206), (487, 64170), (558, 56005), (690, 45291), (713, 43830), (930, 33603), (974, 32085), (1035, 30194), (1395, 22402), (1426, 21915), (1461, 21390), (2070, 15097), (2139, 14610), (2435, 12834), (2790, 11201), (2922, 10695), (3565, 8766), (4278, 7305), (4383, 7130), (4870, 6417)]