30979850

素因数分解:

$2^1\times 5^2\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{79}}^1$

素因数の和:156

約数の個数: 96

約数和(自身を含む): 68567040

約数和(自身を除く): 37587190

約数列:

[1, 2, 5, 10, 11, 22, 23, 25, 31, 46, 50, 55, 62, 79, 110, 115, 155, 158, 230, 253, 275, 310, 341, 395, 506, 550, 575, 682, 713, 775, 790, 869, 1150, 1265, 1426, 1550, 1705, 1738, 1817, 1975, 2449, 2530, 3410, 3565, 3634, 3950, 4345, 4898, 6325, 7130, 7843, 8525, 8690, 9085, 12245, 12650, 15686, 17050, 17825, 18170, 19987, 21725, 24490, 26939, 35650, 39215, 39974, 43450, 45425, 53878, 56327, 61225, 78430, 90850, 99935, 112654, 122450, 134695, 196075, 199870, 269390, 281635, 392150, 499675, 563270, 619597, 673475, 999350, 1239194, 1346950, 1408175, 2816350, 3097985, 6195970, 15489925, 30979850]

約数ペア:

[(1, 30979850), (2, 15489925), (5, 6195970), (10, 3097985), (11, 2816350), (22, 1408175), (23, 1346950), (25, 1239194), (31, 999350), (46, 673475), (50, 619597), (55, 563270), (62, 499675), (79, 392150), (110, 281635), (115, 269390), (155, 199870), (158, 196075), (230, 134695), (253, 122450), (275, 112654), (310, 99935), (341, 90850), (395, 78430), (506, 61225), (550, 56327), (575, 53878), (682, 45425), (713, 43450), (775, 39974), (790, 39215), (869, 35650), (1150, 26939), (1265, 24490), (1426, 21725), (1550, 19987), (1705, 18170), (1738, 17825), (1817, 17050), (1975, 15686), (2449, 12650), (2530, 12245), (3410, 9085), (3565, 8690), (3634, 8525), (3950, 7843), (4345, 7130), (4898, 6325)]